23422232240142 has 16 divisors (see below), whose sum is σ = 46844511943680. Its totient is φ = 7807402836152.

The previous prime is 23422232240131. The next prime is 23422232240159. The reversal of 23422232240142 is 24104223222432.

It is a super-2 number, since 2×23422232240142² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10319443 + ... + 12382865.

It is an arithmetic number, because the mean of its divisors is an integer number (2927781996480).

Almost surely, 2^{23422232240142} is an apocalyptic number.

23422232240142 is an abundant number, since it is smaller than the sum of its proper divisors (23422279703538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23422232240142 is a wasteful number, since it uses less digits than its factorization.

23422232240142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3955287.

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 23422232240142 its reverse (24104223222432), we get a palindrome (47526455462574).

The spelling of 23422232240142 in words is "twenty-three trillion, four hundred twenty-two billion, two hundred thirty-two million, two hundred forty thousand, one hundred forty-two".